Config.java revision eb7b90f5b93db1230a5b64caa3d8d05a642e33a6 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.bluetooth.btservice;
18
19import java.util.ArrayList;
20
21import android.bluetooth.BluetoothProfile;
22import android.content.ContentResolver;
23import android.content.Context;
24import android.content.res.Resources;
25import android.provider.Settings;
26import android.util.Log;
27
28import com.android.bluetooth.R;
29import com.android.bluetooth.a2dp.A2dpService;
30import com.android.bluetooth.a2dp.A2dpSinkService;
31import com.android.bluetooth.avrcp.AvrcpControllerService;
32import com.android.bluetooth.hdp.HealthService;
33import com.android.bluetooth.hfp.HeadsetService;
34import com.android.bluetooth.hfpclient.HeadsetClientService;
35import com.android.bluetooth.hid.HidService;
36import com.android.bluetooth.pan.PanService;
37import com.android.bluetooth.gatt.GattService;
38import com.android.bluetooth.map.BluetoothMapService;
39import com.android.bluetooth.sap.SapService;
40
41public class Config {
42    private static final String TAG = "AdapterServiceConfig";
43    /**
44     * List of profile services.
45     */
46    @SuppressWarnings("rawtypes")
47    //Do not inclue OPP and PBAP, because their services
48    //are not managed by AdapterService
49    private static final Class[] PROFILE_SERVICES = {
50        HeadsetService.class,
51        A2dpService.class,
52        A2dpSinkService.class,
53        HidService.class,
54        HealthService.class,
55        PanService.class,
56        GattService.class,
57        BluetoothMapService.class,
58        HeadsetClientService.class,
59        AvrcpControllerService.class,
60        SapService.class
61    };
62    /**
63     * Resource flag to indicate whether profile is supported or not.
64     */
65    private static final int[]  PROFILE_SERVICES_FLAG = {
66        R.bool.profile_supported_hs_hfp,
67        R.bool.profile_supported_a2dp,
68        R.bool.profile_supported_a2dp_sink,
69        R.bool.profile_supported_hid,
70        R.bool.profile_supported_hdp,
71        R.bool.profile_supported_pan,
72        R.bool.profile_supported_gatt,
73        R.bool.profile_supported_map,
74        R.bool.profile_supported_hfpclient,
75        R.bool.profile_supported_avrcp_controller,
76        R.bool.profile_supported_sap,
77    };
78
79    private static Class[] SUPPORTED_PROFILES = new Class[0];
80
81    static void init(Context ctx) {
82        if (ctx == null) {
83            return;
84        }
85        Resources resources = ctx.getResources();
86        if (resources == null) {
87            return;
88        }
89
90        ArrayList<Class> profiles = new ArrayList<Class>(PROFILE_SERVICES.length);
91        for (int i=0; i < PROFILE_SERVICES_FLAG.length; i++) {
92            boolean supported = resources.getBoolean(PROFILE_SERVICES_FLAG[i]);
93            if (supported && !isProfileDisabled(ctx, PROFILE_SERVICES[i])) {
94                Log.d(TAG, "Adding " + PROFILE_SERVICES[i].getSimpleName());
95                profiles.add(PROFILE_SERVICES[i]);
96            }
97        }
98        int totalProfiles = profiles.size();
99        SUPPORTED_PROFILES = new Class[totalProfiles];
100        profiles.toArray(SUPPORTED_PROFILES);
101    }
102
103    static Class[]  getSupportedProfiles() {
104        return SUPPORTED_PROFILES;
105    }
106
107    private static boolean isProfileDisabled(Context context, Class profile) {
108        int profileIndex = -1;
109
110        if (profile == HeadsetService.class) {
111            profileIndex = BluetoothProfile.HEADSET;
112        } else if (profile == A2dpService.class) {
113            profileIndex = BluetoothProfile.A2DP;
114        } else if (profile == A2dpSinkService.class) {
115            profileIndex = BluetoothProfile.A2DP_SINK;
116        } else if (profile == HidService.class) {
117            profileIndex = BluetoothProfile.INPUT_DEVICE;
118        } else if (profile == HealthService.class) {
119            profileIndex = BluetoothProfile.HEALTH;
120        } else if (profile == PanService.class) {
121            profileIndex = BluetoothProfile.PAN;
122        } else if (profile == GattService.class) {
123            profileIndex = BluetoothProfile.GATT;
124        } else if (profile == BluetoothMapService.class) {
125            profileIndex = BluetoothProfile.MAP;
126        } else if (profile == HeadsetClientService.class) {
127            profileIndex = BluetoothProfile.HEADSET_CLIENT;
128        } else if (profile == AvrcpControllerService.class) {
129            profileIndex = BluetoothProfile.AVRCP_CONTROLLER;
130        } else if (profile == SapService.class) {
131            profileIndex = BluetoothProfile.SAP;
132        }
133
134        if (profileIndex == -1) {
135            Log.d(TAG, "Could not find profile bit mask");
136            return false;
137        }
138
139        final ContentResolver resolver = context.getContentResolver();
140        final long disabledProfilesBitMask = Settings.Global.getLong(resolver,
141                Settings.Global.BLUETOOTH_DISABLED_PROFILES, 0);
142        long profileBit = 1 << profileIndex;
143
144        return (disabledProfilesBitMask & profileBit) != 0;
145    }
146}
147